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authorDavid Baker <dave@matrix.org>2017-10-02 16:20:41 +0100
committerDavid Baker <dave@matrix.org>2017-10-02 16:20:41 +0100
commit27955056e092b440ed00da13fe6326dd438bb900 (patch)
tree8480cf26404b89993e6ffa6cadbabc477be19661 /synapse/util/module_loader.py
parentMerge pull request #2472 from matrix-org/erikj/groups_rooms (diff)
parentMerge pull request #2480 from matrix-org/rav/federation_client_logging (diff)
downloadsynapse-27955056e092b440ed00da13fe6326dd438bb900.tar.xz
Merge branch 'develop' into erikj/groups_merged
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+# -*- coding: utf-8 -*-
+# Copyright 2017 New Vector Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import importlib
+
+from synapse.config._base import ConfigError
+
+
+def load_module(provider):
+    """ Loads a module with its config
+    Take a dict with keys 'module' (the module name) and 'config'
+    (the config dict).
+
+    Returns
+        Tuple of (provider class, parsed config object)
+    """
+    # We need to import the module, and then pick the class out of
+    # that, so we split based on the last dot.
+    module, clz = provider['module'].rsplit(".", 1)
+    module = importlib.import_module(module)
+    provider_class = getattr(module, clz)
+
+    try:
+        provider_config = provider_class.parse_config(provider["config"])
+    except Exception as e:
+        raise ConfigError(
+            "Failed to parse config for %r: %r" % (provider['module'], e)
+        )
+
+    return provider_class, provider_config